15128-5202 HLD 121

 
 
15h 12m 49.35s -52 01' 45.1" P.A. 214 sep 2.2 mag 7.65,8.85 Sp B6/7III dist. 505.05 pc (1647.47 l.y.)
 
 
Coord 2000
15128-5202
Discov num
HLD 121
Comp
Coord arcsec 2000
15 12 49.35 -52 01 45.1
Date first
1882
Date last
2016
Obs
13
Pa first
220
Pa last
214
P.A. Now (θ)
214°
Sep first
3.0
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
7.65
Mag sec
8.85
delta mag (ΔM)
1.2
Spectral class
B6/7III (blue-white)
Pri motion ra
-011
Sec motion ra
-011
Pri motion dec
-005
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
213.9
Precise sep
2.19
Constellation
Lupus
SAO
242314
HIP
74447
Tycho2
8306-03268-1
HD
134598
CD
CD-51 8840
CP
CP-51 7657
Distance
505.05
Distance ly
1647.47
last precise pa
213.9
last precise sep
2.19
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15128-5202 HLD 121 1991 11 216 2.1 7.65 8.85 B6/7III D 151249.35-520145.1
15128-5202 HLD 121 2010 12 216 2.1 7.65 8.85 B6/7III 151249.35-520145.1
15128-5202 HLD 121 2016 13 214 2.2 7.65 8.85 B6/7III 151249.35-520145.1

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